2019980865

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{8623}}^1$

素因数の和:8758

約数の個数: 64

約数和(自身を含む): 3894460416

約数和(自身を除く): 1874479551

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 97, 105, 115, 161, 291, 345, 483, 485, 679, 805, 1455, 2037, 2231, 2415, 3395, 6693, 8623, 10185, 11155, 15617, 25869, 33465, 43115, 46851, 60361, 78085, 129345, 181083, 198329, 234255, 301805, 594987, 836431, 905415, 991645, 1388303, 2509293, 2974935, 4164909, 4182155, 5855017, 6941515, 12546465, 17565051, 19237913, 20824545, 29275085, 57713739, 87825255, 96189565, 134665391, 288568695, 403996173, 673326955, 2019980865]

約数ペア:

[(1, 2019980865), (3, 673326955), (5, 403996173), (7, 288568695), (15, 134665391), (21, 96189565), (23, 87825255), (35, 57713739), (69, 29275085), (97, 20824545), (105, 19237913), (115, 17565051), (161, 12546465), (291, 6941515), (345, 5855017), (483, 4182155), (485, 4164909), (679, 2974935), (805, 2509293), (1455, 1388303), (2037, 991645), (2231, 905415), (2415, 836431), (3395, 594987), (6693, 301805), (8623, 234255), (10185, 198329), (11155, 181083), (15617, 129345), (25869, 78085), (33465, 60361), (43115, 46851)]